- Latitude: 41.914
- Longitude: -88.246
High Temperatures
On March 18 in this location the average high temperature is 47.4 °F (8.6 °C). The lowest recored high temperature was 27.0 °F (-2.8 °C) in 1993 and the highest recored high temperature was 87.8 °F (31.0 °C) in 1984. The high temperature is usually* between 40.0 °F (4.4 °C) and 54.9 °F (12.7 °C). About a quarter of the time, the high temperature is less than 40.0 °F (4.4 °C), and another quarter of the time, the high temperature is greater than and 54.9 °F (12.7 °C). About 95% of the time, the high temperature has been between 25.8 °F (-3.4 °C) and 69.1 °F (20.6 °C).
Low Temperatures
On March 18 in this location the average low temperature is 29.5 °F (-1.4 °C). The lowest recored low temperature was 9.0 °F (-12.8 °C) in 1964 and the lowest recored low temperature was 77.0 °F (25.0 °C) in 1984. The low temperature is usually* between 23.6 °F (-4.7 °C) and 35.4 °F (1.9 °C). About a quarter of the time, the low temperature is less than 23.6 °F (-4.7 °C), and another quarter of the time, the low temperature is greater than and 35.4 °F (1.9 °C). About 95% of the time, the low temperature has been between 12.4 °F (-10.9 °C) and 46.6 °F (8.1 °C).
Frost
On March 18 in this location expect the temperatures to drop below freezing for a risk of frost about 61.3% of the time.
Data Source(s)
The data used to compute the average high/low temperatures for this location were taken from the following stations:
- CHICAGO O'HARE INTERNATIONAL — Integrated Surface Dataset (ISD) station ID: 725300 — Weather Bureau Army Navy (WBAN): 94846 — from year 1947 to 2025
- DUPAGE AIRPORT — Integrated Surface Dataset (ISD) station ID: 725305 — Weather Bureau Army Navy (WBAN): 94892 — from year 2006 to 2025
- AURORA MUNICIPAL AIRPORT — Integrated Surface Dataset (ISD) station ID: 744655 — Weather Bureau Army Navy (WBAN): 04808 — from year 2006 to 2025
- DUPAGE — Integrated Surface Dataset (ISD) station ID: 725305 — from year 1973 to 2005
- AURORA MUNICIPAL — Integrated Surface Dataset (ISD) station ID: 744655 — from year 1984 to 2005
- CHICAGO OHARE INTL AP — Weather Bureau Army Navy (WBAN): 94846 — from year 1970 to 1972
- PARK RIDGE AF — Weather Bureau Army Navy (WBAN): 14810 — from year 1949 to 1958